Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1988-03-16
1991-04-16
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
540222, 540225, C07D50138, A61K 31545
Patent
active
050082604
ABSTRACT:
Described herein is a cephem derivative represented by the general formula: ##STR1## wherein n stands for 1 or 2, Y stands for CH or nitrogen atom, R.sub.1 represents a lower hydrocarbon group or a carboxyl-substituted, a carbamoyl-substituted, or a cyclopropyl-substituted lower alkyl group, and R.sub.2 denotes hydroxyl group, a lower alkyl group, a hydroxy-substituted lower alkyl group, or carbamoyl group. The derivative is useful as an antibacterial agent. Also described herein are processes for the production of the derivative, antibacterial composition, intermediate of the derivative and process for the production thereof.
REFERENCES:
patent: 4525473 (1985-06-01), Aluraki et al.
patent: 4698336 (1987-10-01), Saito et al.
patent: 4748171 (1988-05-01), Yamauchi et al.
patent: 4929612 (1990-05-01), Machida et al.
Kamiya Takashi
Machida Yoshimasa
Negi Shigeto
Nomoto Seiichiro
Saito Isao
Eisai Co. Ltd.
Rizzo Nicholas S.
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